Wellnitz, William R. <br/><br/>
Genetics : problem solving guide 

 - 2nd ed. 
 - Dubuque  Wm.C. Brown  1994 
 - xii, 176p, 26cm 
<br/><br/><label>ISBN: </label>0697137392 
<br/><br/><label>Dewey Class. No.: </label>575.1,  / D, wel